save project

d.py

+from turtle import *
+from random import *
+from math import *
+
+def tree(n, l):
+    pd() # 下笔
+ # 阴影效果
+    t = cos(radians(heading() + 45)) / 8 + 0.25
+    pencolor(t, t, t)
+    pensize(n / 3)
+    forward(l) # 画树枝
+ if n > 0:
+    b = random() * 15 + 10 # 右分支偏转角度
+    c = random() * 15 + 10 # 左分支偏转角度
+    d = l * (random() * 0.25 + 0.7) # 下一个分支的长度
+ # 右转一定角度，画右分支
+    right(b)
+    tree(n - 1, d)
+ # 左转一定角度，画左分支
+    left(b + c)
+    tree(n - 1, d)
+
+ # 转回来
+ right(c)
+ else:
+ # 画叶子
+    right(90)
+    n = cos(radians(heading() - 45)) / 4 + 0.5
+    pencolor(n, n*0.8, n*0.8)
+    circle(3)
+    left(90)
+
+ # 添加0.3倍的飘落叶子
+ if(random() > 0.7):
+    pu()
+ # 飘落
+    t = heading()
+    an = -40 + random()*40
+    setheading(an)
+    dis = int(800*random()*0.5 + 400*random()*0.3 + 200*random()*0.2)
+    forward(dis)
+    setheading(t)
+
+
+ # 画叶子
+pd()
+right(90)
+n = cos(radians(heading() - 45)) / 4 + 0.5
+pencolor(n*0.5+0.5, 0.4+n*0.4, 0.4+n*0.4)
+circle(2)
+left(90)
+pu()
+
+ #返回
+t = heading()
+setheading(an)
+backward(dis)
+setheading(t)
+pu()
+backward(l)# 退回
+bgcolor(0.5, 0.5, 0.5) # 背景色
+ht() # 隐藏turtle
+speed(0) # 速度，1-10渐进，0最快
+tracer(0, 0)
+pu() # 抬笔
+backward(100)
+left(90) # 左转90度
+pu() # 抬笔
+backward(300) # 后退300
+tree(12, 100) # 递归7层
+done()
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dfg.py

+import random
+list=["石头","剪刀"，"布"]
+computer=ramdom.choice(list)
+print(computer)
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gh.py/sds.py

+from turtle import *
+from random import *
+
+# 画树方法
+def drawTree(n, l):
+    pendown()
+    pencolor('red')
+    pensize( n / 1.5)
+    forward(l)
+    if n > 0:
+        dr = randint(30, 40)
+        dl =  randint(30, 40)
+        move = l * (random() * 0.4 + 0.5)
+        right(dr)
+        drawTree(n - 1, move)
+        left(dr + dl)
+        drawTree(n - 1, move)
+        right(dl)
+    else:
+        drawPetal(3)
+    penup()
+    backward(l)
+
+# 花瓣位置生成
+def petalPlace(m, x, y):
+    penup()
+    goto(x, y)
+    pendown()
+    setheading(0)
+    tracer(False)
+    for i in range(m):
+        if i == 0:
+            drawPetal(5)
+        else:
+            penup()
+            goto(x, y)
+            a = randint(20, 400)
+            b = randint(-50, 50)
+            forward(a)
+            left(90)
+            forward(b)
+            right(90)
+            pendown()
+            drawPetal(5)
+
+# 花朵绘画方法
+def drawPetal(n):
+    colormode(255)
+    r = randint(200, 255)
+    g = randint(8, 158)
+    b = randint(8, 158)
+    begin_fill()
+    fillcolor(r, g, b)
+    pencolor(r, g, b)
+    circle(n)
+    end_fill()
+
+# 启动方法
+def run():
+    setup(1.0, 1.0)
+    penup()
+    goto(-50, -150)
+    left(90)
+    pendown()
+    #hideturtle()
+    tracer(False)
+    drawTree(13, 150)
+    petalPlace(160, -100, -150)
+
+run()
+done()
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